ARP fasteners Intake Manifold Bolt Kit, 12-Point Head S/S AR435-2102 Assorted Fasteners Bulkhead nuts sold separately AF924-XX

Bulkhead nuts sold separately AF924-XX

35mm (2-9/16")

You'll note that the studs have a radiused bullet nose that serves to locate the pan rails

These flanges are pre tapped with M10 x 1

ARP fasteners Intake Manifold Bolt Kit, 12-Point Head S/S AR435-2102 Assorted Fasteners Bulkhead nuts sold separately AF924-XXIntake Manifold Bolt Kit, 12 Point Head S Sfits BB Chev 502, 1. 500" UHL Brand: ARP Part Number: AR435 2102 Description: Prevent intake manifold leaks with ARP's quality fasteners. They're nominally rated at 180,000 psi and precision machined for optimum thread engagement. Wide underhead flange and companion washers provide even load distribution. Precision rolled threads prevent galling while promoting more consistent torque loading. Facilitates